CN1070587A - Filtering system for muddy gas - Google Patents

Abstract

A kind of filtering system for muddy gas comprises filtrating smoke dust device, filtrating equipment of the filter bag and water liquid processing device.Be provided with a flue dust flow duct in the filtrating smoke dust device and be installed in this ducted some kinds of powerful sprayer groups, be provided with filter bag and sewage transport pipeline in the filtrating equipment of the filter bag, be provided with the treatment trough of plural number in the water liquid processing device, in order to the water liquid that leaves filter bag is done handle again with in utilization.Be provided with granular flue dust gathering-device in this filtration system, collect in advance, send into the filtrating smoke dust device again and further handle with the flue dust that the particle in factory's gas that dust concentration is high is bigger.This filtration system is for containing the carbon dust composition, and the oiliness composition has the waste gas of cacogeusia and toxic component, and the foul atmosphere that contains the high concentration dust particle even is filtration treatment in addition all.

Description

Filtering system for muddy gas

The present invention is the processing filtration system of relevant filtering exhaust or foul atmosphere, more particularly, for relevant waste gas or foul atmosphere is imposed powerful water smoke hydro-peening, and filters flue dust wherein, and handles the system of dirty sewage and set device.

Extremely many in order to mode and the device that filters dirty gas at present, the filter effect of generation is also had nothing in common with each other, and in the middle of all modes, the applied device of WATER-WASHING METHOD belongs to more simply and be practical.To introduce several existing wet processing equipments below.

At present, gas to discharges such as electric power, petroleum refining, steel plant will carry out the desulfurization processing basically, its main flow process and equipment are to utilize air blast to send burning gases, cooling through cooling tower, send into the absorption tower again, by absorption tower bottom sending into and cool off the back and discharge gas, the dilute sulfuric acid that the gas after the discharge is come by top is with SO ₂GAS ABSORPTION is removed and is entered atmosphere, and absorbs SO ₂The dilute sulfuric acid of gas then is pumped into the oxidizing tower bottom by the bottom, absorption tower with pump, and the airborne oxygen air inlet oxidation under catalyst action and at the bottom of sending into tower generates sulfuric acid.Referring to the 440th page of the Chemical Manufacture flowchart illustrations first volume, Chemical Industry Press.

And the equipment that is used for removing dust, flue gas, the mist vapour of waste gas is generally two kinds of dry type or warm formula dedusters, and the device of its use has scrubbing tower and electric cleaner.Referring to 443 pages of Chemical Manufacture flowchart illustrations, Chemical Industry Press.

Also has a kind of pull-type deodorization device of the Si Telai that removes stench composition and pernicious gas that is applicable to, its basic structure is that gas is sent into by the bottom inflow entrance of tower, because the pressure of air blast, make after gas absorbs on each compartment by porous plate pore capillaceous, remove foul smell and discharge outside the tower from the demist vapour on the top of tower.The absorption liquid of supplying with porous plate then relies on the gravity effect to get back in the circulating slot of bottom.On the other hand, the absorption liquid of supplying with on capillary does not fall, and bottom horizontal flow sheet on capillary surface is got back in the circulating slot through return duct.Referring to the 445th page of the Chemical Manufacture flowchart illustrations first volume, Chemical Industry Press.

Exhaust gas purification and treatment device can be referring to 167 pages～169 pages of outstanding chemical plant prevention and control of air pollution one book of Soviet Union's Boris Kuznetsov, Chemical Industry Press during compound fertilizer was produced.Its basic principle is to utilize air exhauster that waste gas is evacuated to the absorption tower to cool off with moistening, send into the capture of carrying out fluoride in the rate streaming washer then, rate streaming washer is vertically arranged Venturi tube, gas and spray alkali lye enter washer by the top, because flow velocity ambassador gas-liquid is mixed strongly, and the components such as fluoride in the waste gas are absorbed rapidly.The air-flow mixture enters separator again and carries out gas-liquid separation then, separates back liquid and squeezes into rate streaming washer spray again with centrifugal pump and absorb.Then, waste gas enters second absorption tower and carries out processing such as depickling, and after separator, air exhauster is discharged emptying.

From above exhaust treatment system as can be seen, their functions of use are more single, and promptly a kind of system can only handle a kind of or close waste gas, and its structure more complicated, and all dispose the narrow separator receiving apparatus of adaptability.

The second, absorption tower during they are adopted is straight formula channel-style, and adopt be horizontal spray system, its waste gas roundabout is shorter, the elapsed time is short, filter effect and dust impurity fall weak effect after rise.

The 3rd, each emission-control equipment can only independently separately use, and does not have the water treatment and the bag filter device that match, so the scope of application is narrow, treatment effect is relatively poor.

Purpose of the present invention just is to overcome the above-mentioned shortcoming and defect of existing in prior technology, and a kind of filtering system for muddy gas that has the unit structure to form by circuitous filtrating smoke dust device, filtrating equipment of the filter bag, the processing of water liquid and flue dust collecting device is provided.

One of order of the present invention is for the filtrating smoke dust device with flow duct and the suitable powerful sprayer of configuration of different types being provided, making that the flue dust in the dirty gas can in time be removed;

Another purpose of the present invention is for the sewage filter device of filter filter bag type being provided, making the sewage that flows down in the filtrating smoke dust device, can being filtered effectively;

Another object of the present invention is for water treatment facilities is provided, so that through the water liquid of filtrating equipment of the filter bag, do further to handle again, reclaim and select back in the filtrating smoke dust device.

Another object of the present invention is for dense smoke dirt gathering-device is provided, make the high dirty gas of particle flue dust composition, enter the filtrating smoke dust device before, earlier through this dense dirt gathering-device, make that the particle flue dust in the granular gas is collected in this dense smoke dirt gathering-device in the dirty gas.

The present invention also is the technology with washing basically, to reach the purpose of dirty gas filtration.But in order to strengthen the flue dust in dirty waste gas or the foul atmosphere or the filter effect of dust, the filtrating smoke dust device is at the special circuitous or revolving dirty gas communication pipeline of textural employing shape, and the direction that cooperates powerful sprayer atomized water spray is done suitably configuration, make water smoke and dirty gas do fully to mix, when flue dust in the dirty gas or class dirt with after powerful water smoke mixes, the sewage that it flowed down, the then filtration of inciting somebody to action with filtrating equipment of the filter bag, again through the purification of water treatment facilities, on the sprayer of recycling to the filtrating smoke dust device, the dirty gas of high flue dust then earlier enters the filtrating smoke dust device again after the collection and treatment of overrich dirt gathering-device, the water liquid of supply sprayer can change according to the difference of the flue dust composition in the dirty gas; For example flue dust attribute composition is supplied this water liquid and be can be the degreaser person who contains just like soap, cleaning agent, and flue dust belongs to be had cacogeusia or toxic composition, the water liquid of supply can be to contain lime, chilled water person, make to obtain causing preferable filter effect.Disclosed filtrating smoke dust device in this filtration system has many different patterns, can make the user comply with that it is required, does suitable selection.Even, in the filtrating smoke dust device, there is a kind of pattern system to establish at combustion tower institute's exhaust gas discharged of oil plant, also have can be arranged on the large ship in order to filtering wheel ship exhaust gas discharged person.Therefore, this filtration system institute energy applicable scope is extremely wide, dark tool practicality.

Therefore remarkable result of the present invention is:

The first, filtrating smoke dust device, filtrating equipment of the filter bag, water treatment facilities and flue dust collecting device are combined best by the optimization process flow process, useless dirty gas cleaning is handled be able in a system, finish.

The second, what the filtrating smoke dust device adopted is tortuous pipelines circuitous or spiral drum formula, add in the different orientation of pipeline to be provided with powerful sprayer group, so make flue dust the dedusting route lengthening of process, and soak the dust-laying effect increase.

The 3rd, the sewage that water treatment facilities both can flow down filtrating equipment of the filter bag carries out treatment and purification, and can make it recycling, and the cooling that promptly is used for the flue dust collecting device is used.

The 4th, this system can be connected in series use successively, also can select some equipment wherein to use by actual needs, thereby, have bigger flexibility and adaptability.

The 5th, the difference of the visual processing object of this system and adopt different spraying media is to satisfy the flue dust of different components, the processing needs of foul gas.

Concrete structure of the present invention is realized by the following examples and accompanying drawing thereof:

Fig. 1 is the cross-sectional schematic of an embodiment of the circuitous type filtrating equipment of flue gas in the filtering system for muddy gas of the present invention.

Fig. 2 is the detailed cross-sectional schematic of the cooling pipeline section at exhaust gas entrance place in Fig. 1 filtrating smoke dust device.

Fig. 3 is along the cross-sectional schematic of A-A line among Fig. 2; In order to the position that concerns between expression flow of cooling water space and cooling water inlet pipe and the outlet pipe.

Fig. 4 is the schematic perspective view of cooling water inlet pipe among Fig. 2 and Fig. 3.

Fig. 5 connects the schematic perspective view of an example for the end of each pipeline section of circuitous pipeline in the filtrating smoke dust device among Fig. 1.

Fig. 6 is that the plural groups that powerful sprayer group is a long slab shape among Fig. 1 is provided with form.

Fig. 7 is many nozzle structures form that powerful sprayer group is a single tube shape among Fig. 1.

Fig. 8 is the another kind of version of many shower nozzles that powerful sprayer group is a single tube shape among Fig. 1.

Fig. 9 is the version that powerful sprayer group is a circular plate type among Fig. 1.

Figure 10 is that powerful sprayer group is the another kind of version of circular plate type among Fig. 1.

Figure 11 is the third version that powerful sprayer group is a circular plate type among Fig. 1.

Figure 12 is that powerful sprayer group is the 4th a kind of version of circular plate type among Fig. 1.

Figure 13 is the cross-sectional schematic of another embodiment of circuitous type filtrating smoke dust device in the filtering system for muddy gas of the present invention.

Figure 14 is the another embodiment similar to Figure 13 filtrating smoke dust device, uses on the extremely suitable large ship.

Figure 15 is type filtrating smoke dust device another embodiment again that makes a circulation in the filtering system for muddy gas of the present invention, extremely is fit to the filtration of the high dirt waste gas of discharging.

Figure 16 is an embodiment of straight type filtrating smoke dust device in the filtering system for muddy gas of the present invention.

Figure 17 is in the filtering system for muddy gas of the present invention, is applied to filter the schematic perspective view of the filtrating smoke dust device embodiment of oil plant combustion tower waste gas.

Figure 18 is a phase I filtration fraction cross-sectional schematic in Figure 17 filtrating smoke dust device.

Figure 19 is a second stage filtration fraction cross-sectional schematic in Figure 17 filtrating smoke dust device.

Figure 20 is applied to have three combustion tower exhaust outlets when arranged side by side, its phase I filtration fraction plan cross-section schematic diagram for filtrating smoke dust device among Figure 17.

Figure 21 is in the filtering system for muddy gas of the present invention, is applied to filter the cross-sectional schematic of the filtrating smoke dust device embodiment of foul atmosphere.

Figure 22 is the schematic diagram of dust exhaust apparatus and netware fixed form among Figure 21.

Figure 23 be among Figure 21 along the cross-sectional schematic of A-A line, the frontal aspect of expression dust exhaust apparatus.

Figure 24 be among Figure 21 along the cross-sectional schematic of B-B line, the front view of expression netware.

Figure 25 is that the A of dash device among Figure 21 figure is to schematic diagram.

Figure 26 is the schematic top plan view of dash device among Figure 25.

Figure 27 is a gas pipeline back segment part schematic side view among Figure 21, and expression dash device is fixed in the position on the gas pipeline.

Figure 28 is combined to form the schematic diagram of multiple row for dash brush among Figure 25.

Figure 29 is that the B of front port square among Figure 21 is to schematic diagram.

Figure 30 is provided with sprayer position C-C section cross-sectional schematic for gas pipeline among Figure 21.

Figure 31 is the front-view schematic diagram of granular flue dust gatherer.

Figure 32 looks schematic diagram for the right side of granular flue dust gatherer among Figure 31.

Figure 33 looks schematic diagram for granular left side of drying up the dirt gatherer among Figure 31.

Figure 34 is the cross-sectional schematic of the surge drum of granular flue dust gatherer among Figure 31.

Figure 35 is along the cross-sectional schematic of A-A line among Figure 34.

Figure 36 is along the cross-sectional schematic of B-B line among Figure 34.

Figure 37 is the collecting bag internal structure in the granular flue dust gatherer among Figure 31.

Figure 38 is in the filtering system for muddy gas of the present invention, the schematic perspective view of filtrating equipment of the filter bag embodiment.

Figure 39 is in the filtering system for muddy gas of the present invention, an embodiment cross-sectional schematic of water liquid processing device.

Figure 40 is in the filtering system for muddy gas of the present invention, the schematic top plan view of another embodiment of water liquid processing device.

Figure 41 be the A of water liquid processing device among Figure 40 to the part cross-sectional schematic, the pipeline configuration scenario of expression tank diameter and Rinsing Area.

Figure 42 is the cross-sectional schematic of filtration of convenient type filter bag and water liquid treatment combined device embodiment.

Figure 43 is that the convenient type filter bag filters and the stereoscopic schematic diagram of water liquid treatment combined device among Figure 42.

Be described in detail below in conjunction with 1～43 pair of concrete structure of the present invention of accompanying drawing:

This filtering system for muddy gas is by winding type filtrating smoke dust device 2, filtrating equipment of the filter bag 8, water liquid processing device 101,3 groups of structures of flue dust collecting device form, the filtrating smoke dust device itself is a circuitous or coiled coil formula pipeline 2, in pipeline 2, be provided with some powerful sprayer groups 6, the sewage that flows down after the filtrating smoke dust device filters flows out into filtration in the filtrating equipment of the filter bag 81 through the dirty pipeline 25 of sewage of himself bottom setting, flow into then and have each powerful sprayer group 6 of carrying out backflowing again to the filtrating smoke dust device after the purified treatment in the water treatment facilities 101 of a plurality of polyphone stillpots 1014 and recycle, fresh smoke after filtrating smoke dust device 2 filters is discharged through the flue gas passing away 21 on himself top, dirty gas is after the flue gas leading 1 by filtrating smoke dust device 2 bottoms directly enters into circuitous or coiled coil formula pipeline 2 directly filters or be introduced into flue dust collecting device 3, enter into again that filtrating smoke dust device 2 filters, in filtrating smoke dust device 2, be provided with powerful pressure fan 4.Referring to Fig. 1, Figure 13 to Figure 17 and Figure 31, Figure 37 and Figure 39.

The design feature of circuitous filtrating smoke dust device 2 is among the present invention:

It is a kind of version of circuitous type filtrating smoke dust device, and it mainly is made up of powerful sprayer 601,602,603, one powerful pressure fan 4, one filtration members 22 members such as grade of circuitous pipeline 2, one plural numbers of a shape such as S shape.Be somebody's turn to do the end of each pipeline section in the circuitous pipeline 2, one link joint 23 is all arranged, because the port of giving vent to anger of near the air intake the pipeline section exhaust gas inlet place of circuitous pipeline 2 bottommosts and the pipeline section of topmost is jointless device, so be beneficial to entering of waste gas and leaving of light new air.The port of export of burner or combustion furnace exhaust emission tube 1 engages with the bottommost pipeline section of this circuitous pipeline 2, so that waste gas can enter this circuitous pipeline 2 smoothly.The main function of powerful pressure fan 4 can be advanced along circuitous pipeline 2 is upwards circuitous for the waste gas that order enters circuitous pipeline 2, the major function of powerful sprayer 601 is cooled off on the one hand for just entering circuitous hot waste gas because of pipeline 2, fully mix with waste gas on the one hand, so that flue dust combines with water smoke in the waste gas.The powerful sprayer group 602 of vertical type is installed in the upright pipeline section at each tunnel joint 23 place and air outlet slit end place respectively, except the powerful sprayer 602 of being located at air outlet slit end place, the shower nozzle direction all makes powerful water smoke push along exhaust gas flow direction in other powerful sprayer groups 602, in order to push away exhaust-gas flow before the one side, do fully to mix with waste gas on the one hand, horizontal 603 tops of being located at each pipeline section of powerful sprayer group, the purpose of installing all powerful sprayer groups 603 is for cooperating all powerful sprayer groups 602, the circuitous flue gas that up flows of order can reach real with water smoke to be mixed, simultaneously for taking the mixed sewage of water smoke and flue dust into account, can down flow to outlet 25, shower nozzle direction in the powerful sprayer group 603 that the Lower Half pipeline section of whole circuitous pipeline 2 is installed is configured to make powerful water smoke to push along exhaust gas flow direction, shower nozzle direction in the powerful sprayer group 603 of first half pipeline section then is configured to make powerful water smoke toward pushing in contrast to exhaust gas flow direction, also is configured to make powerful water smoke toward in contrast to flow of flue gas direction spray feed even be located at the shower nozzle direction of upright sprayer group 602 at pure and fresh smoke outlet 21 places of circuitous pipeline 2 ends.There is drainage brush part 22 to be arranged in this port of export 21, after filtered smoke gas is by this brush spare 22, can makes wherein contained moisture not leave with flue gas.The length of circuitous pipeline 2 can be decided according to the common contained dust concentration of waste gas of discharging of combustion furnace, and even dust concentration height in the waste gas can be installed long circuitous pipeline 2, and dust concentration hangs down then can be provided with short circuitous pipeline 2.Moreover powerful sprayer group 602,603 liquid that use also can use general pure water, chilled water, suds, limewash according to the flue dust component difference, or other suitable cleaning solutions.

Secondly, see also Fig. 2, Fig. 3 and Fig. 4, wherein Figure 2 shows that circuitous pipeline 2 in smoke inlet place part with the separable short sections 24 of bolt fixed mode.Owing to leave combustion grate tracheae 1 flue gas is high-temperature flue gas, therefore circuitous pipeline 2 is high temperature resistant person at the smoke inlet place employed material of part, for the high-temperature after reducing material and being heated, this part can be set as short sections 24, and around around these pipeline section 24 major parts the space 244 that holds cooling water being arranged, cooling water enters this space 244 by cooling water inlet pipe 241, and leaves short sections 24 by cooling water outlet tube 245.Fig. 3 with Figure 4 shows that cooling water inlet pipe 241 is arranged in the position and the shape in space 244.Cooling water inlet pipe 241 has a circular arc pipe portion, and in these circular arc pipe portion two lower ends, horizontal-extending one slightly is shorter than the horizontal tube section 242 of short sections 24 length respectively, and respectively there is the little delivery port 243 of a plural number bottom surface of this horizontal tube section 242, so that cooling water is sent in the cooling water spatial accommodation 244 of short sections 24.Cooling water inlet pipe 241 all is fixed in short sections 24 places with cooling water outlet tube 245, and the weight-type that the cooling water circulation can nature circulates or circulates mode with the mechanical type of pump pressure.

Fig. 5 is that circuitous pipeline 2 each pipeline section end are with one of joint 23 connections example, these joint 23 shapes such as rectangle chest are equipped with two flange-shape pipe joints, and each pipeline section is a pipe, is flange-shape with the fixing part of joint 23, so that consolidate with bolt and anti-drain gasket and joint 23 spiral shells.Circuitous pipeline 2 each pipeline section section are not must pipe, rectangular tube or rectangle pipe, and other suitable pipe section configurations are also applicable.Total, the section configuration of each pipeline section can need and be decided according to practical occasion, is not to be defined as tubular.

Fig. 6～12 are depicted as powerful sprayer group 602,603 forms applicatory, the powerful sprayer group 602,603 of the 6th figure is a long slab shape, flange 231 and bolt hole around the sprayer group, be in order to cooperate anti-drain gasket spiral shell admittedly to circuitous pipeline end connector 23 and each pipeline section, but each pipeline section is required to be square cross-section or rectangle section, or to install powerful sprayer group place be that the plane makes it can use plate shape sprayer.The powerful sprayer group 602,603 of Fig. 7 and Fig. 8 is a single tube shape, and the shower nozzle system on the sprayer group shown in Figure 8 on average is disposed at the different directions on the pipe fitting 60, to strengthen spray effect.Fig. 9 and brute force spraying group 602,603 shown in Figure 10 are circular plate type, and both styles are similar, the water system of Fig. 9 sprayer group by central streams to around, Figure 10 sprayer group then by side toward flowing everywhere.Be equipped with one of equidistant plural bolt hole near both peripheries, and so that can be equipped with anti-drain gasket spiral shell admittedly to circuitous pipeline 2.Figure 11 and 12 is depicted as another kind of circular plate type sprayer group, promptly adds pressure fan 62, can strengthen water smoke propelling movement and flue gas and push effect, very suitable joint 23 places that are located at.Long slab shape sprayer group as shown in Figure 6 also can be made into arc plate shape, is on pipe wall or the circular arc tube wall in order to each pipeline section that is installed in the circuitous pipeline 2.

Figure 13 is the another kind of pattern of the circuitous filter of the present invention.Pipeline 2 is a cylindrical shape, and a spiral guide plate 3 is wherein arranged, this spiral guide plate 3 around for to be fixed on the inwall of pipeline 2.Spiral guide plate 3 central parts have a water liquid dirty in pipe 31, pipe 31 and spiral guide plate 3 contact portions are provided with plural hole 32 in this, it is dirty also can to enter in this pipe 31 via this plural number hole 32 with the sewage that makes spiral guide plate 3 tops.Suitably dispose by powerful sprayer 6, the feasible propelling movement of accepting powerful pressure fan 4 and powerful sprayer 61 by the waste gas of combustion furnace comb 1, move on the spiral space that in pipeline 2, is surrounded along spiral impeller 3, flue dust is with also dirty along spiral guide plate 3 after water smoke mixes in the waste gas, or it is dirty by middle pipe 31 each hole 32, dirty sewage is left by the discharge pipe 25 of pipeline 2 bottoms, and enters filtrating equipment of the filter bag (seeing Figure 16).Pure and fresh flue gas is then left by the L shaped blast pipe 21 in pipeline 2 tops, and the end of blast pipe 21 is established a dust cap 211, when this pass-over offset duct device does not turn round, prevents that rainwater or dirty dirt from entering pipeline 2.Moreover pipeline 2 below appropriate locations also can be provided with a suction pump 5, be communicated with tube connector 51 with middle pipe 31, so that the water that middle pipe is dirty is delivered to spiral guide plate 3 places again, and the direction that is pumped of water liquid, be exhaust gas flow direction also, assist powerful sprayer 6 developing results.Because this pass-over offset duct device is large-scale filtrating equipment of flue gas, therefore, the side of the close bottom of pipeline 2 is established a manhole 22, so that the maintenance personal enters row maintenance and repair work in the pipeline 2.In pipeline 2 pipeline sections of waste gas comb 1, also can be set as Fig. 2, Fig. 3 and cooling tube device fit structure shown in Figure 4, to reduce the pipeline section temperature of this part with pipeline 2 junctions.

Figure 14 is the embodiment with the similarly circuitous filter of Figure 13, has a base plate 24 to make a plural waste gas comb 1 stretch in pipeline 2 bottoms and logically gulps down the suitable place of nearly one side, and only be the mode of waste gas comb 1 and be different among Figure 13.2 one-tenth low wide and up narrow inclination appearance of whole pipe, and the transverse shape at pipeline 2 any height places is omited ovalisation or circle.Pipeline 2 nearly tops are a top board 21 that tilts to central authorities, and there are an opening 211 that down extends a segment distance in these top board 21 central authorities, make pure and fresh flue gas by the water outer with making top board 21, can manage 31 in this opening flow to for 211 times as rainwater etc.Because powerful pressure fan effect is arranged, make waste gas can continue up to make a circulation mobile, can be not less because of opening 211 diameters, and make pure and fresh flue gas can't on move.The waste gas filtering of these circuitous pipeline 2 extremely suitable many waste gas combs can be applicable to the wheel funnel on practical occasion, very effective to the exhaust gas discharged cleaning of steamer institute.

Figure 15 shows that another embodiment of another circuitous filter.Can find out that by this cutaway view pipeline 2 is shape such as zigzag pipeline, pipeline 2 bottoms have more roomy space, in order to make high pressure exhaust gas comb 1 and common waste gas comb 11 stretch leading to one of base plate 24 side and and enter this more roomy space, the opposite side of base plate 24 then is a bilge discharge pipe mouth 25.The top of pipeline 2 is horizontal shape and sets firmly a pure and fresh gas outlet pipe 21.All powerful sprayer groups 601,602,603 are installed the suitable position separately of each side of zigzag in the pipeline 2 respectively, and the place, level top, next door of pipeline 2 top discharge pipes 2 also is provided with a powerful sprayer and forms 603.The lopsidedness side of pipeline 2 contiguous base plates 24 is provided with the suitable baffle plate 23 of size, and the inwall of pipeline 2 is fixed in this baffle plate 23 lower ends system, and its upper end then is a free end.One brute spring 22 is arranged between the inwall of baffle plate 23 backs near upper end and pipeline 2, and an end of this spring 22 central authorities of being fixed in baffle plate 23, and spring 22 other ends then are fixed in the inwall of pipeline 2.When the waste gas of high pressure is up, with percussion baffle plate 23, is then absorbed, and is made baffle plate 23 swings by brute spring 22 because of percussion produces impact, high pressure exhaust gas also therefore flow velocity slow down, and make progress mobile along circuitous pipeline 2.Because the composition of limy, detergent in powerful sprayer group 601,602,603 water smokes that sprayed, it does to mix fully with the high pressure exhaust gas that upwards flows, make the flue gas that the flavor toxic substance is arranged in the high pressure exhaust gas because of filling the air in powerful water smoke, also flow to the sewage comb 25 at base plate 24 places down and leave pipeline 2 and be combined into sewage with it.Common non-high pressure exhaust gas enters pipeline 2 via waste gas comb 11, when waste gas up flows, equally can powerful sprayer group 601,602,603 water smokes that sprayed with filtrating smoke dust in the waste gas.Because some chemical plant need make discontinuity discharging high-pressure liquefaction coal gas or chlorination gas, or the tool stink or the toxic gas of other high pressure, when using this circuitous pipeline waste gas filter, can cooperate blowdown presssure, to the opportunity of powerful sprayer group atomized water spray, do suitable control, when making the gases at high pressure discharging, powerful sprayer group can in time spray water smoke, to do fully to mix with gases at high pressure, make that stink in the gases at high pressure, toxic substance, flue dust etc. can be dirty with water smoke, and become sewage, so that further process.For the atomized water spray opportunity of controlling powerful sprayer group by blowdown presssure, the pressure control switch control that can generally use always, for example when gases at high pressure reach relieving pressure 85% the time, pressure control switch can make first section powerful sprayer group 601 beginning atomized water spray, when gases at high pressure reach relieving pressure 90%, pressure control switch can make second section powerful sprayer group 602 beginning atomized water spray, when gases at high pressure reach relieving pressure 95% the time, pressure control switch can make the 3rd section powerful sprayer group 603 beginning atomized water sprays, when in case gases at high pressure reach relieving pressure, bleeder valve just makes the gases at high pressure ejection, makes it do to mix fully with the water smoke of all powerful sprayer groups.After gases at high pressure were released, pressure was reduced to 85% when following of relieving pressure gradually, and pressure control switch just makes all powerful sprayer groups stop atomized water spray.This kind utilizes the pressure of gases at high pressure itself to make the mode of the powerful sprayer group of switch, owing to do not need operating personnel approaching, has security.In addition, utilize electronic romote-controller to cooperate the pressure of gases at high pressure, also can reach same effect to carry out powerful sprayer group switch control.

Figure 16 shows that another embodiment of filtrating smoke dust device, it is laterally straight pattern.By learning among this figure that appendix 2 is divided into three sections, they are respectively the first gas transmission section 201, the second gas transmission section 202 and the 3rd gas transmission section 203, for adapting to actual needs, also can reduce or increase the hop count of gas transmission section, except inlet end is provided with extraction fan 51, regulate the fan 52,53 and 54 of air-flow in each Duan Junshe one, set plural sprayer filters waste gas on cooperation appendix 2 walls, and the sewage that it flows down uses suitable sewage-treatment plant to be filtered according to its dirty degree.

Figure 17～19 are the embodiment structure of relevant refinery flares combustion tower exhaust gas and smoke filter.Be provided with a plural blower 11 around the top vent 1 of combustion tower in Figure 17 schematic perspective view, can be in order to auxiliary exhaust mouth place waste gas toward rising, gas sampling shell 200 is one to be essentially the high housing by wide convergent, its top is that a cylindrical shape flue dust gathers tube 202, its two canting face is provided with the plural sprayer installing mouth of arranging in regular turn 201, be provided with a sewage collecting slot part 203 in its wide lower portion place, gather one of tube 202 side at this flue dust and connect a gas transmission long tube 2, and this gas transmission long tube 2 also is provided with a plural sprayer device mouth 28, be connected to a sewage discharge at gas transmission long tube end and be responsible for 261, the pipeline that connects sewage collecting tank 203 and the sewage discharge person in charge 261 is a sewage discharge arm 205, the suction line 41 of vavuum pump 4 is communicated with the terminal side of appendix, and this vavuum pump 4 is to be driven by a motor 3, and vavuum pump 4 is discharged pipeline section 42 and is communicated with flue gas cooling washer 210 bottoms.This gas transmission cooling washer 210 is essentially upright cylindrical shape, its upper end is a pure qi (oxygen) discharge pipe 212, its inner wall surrounding refrigerator pipe or chilled water pipe 211, these flue gas cooling washer 210 bottoms also are communicated with a sewage water filtration groove 8, these sewage water filtration groove 8 one side bottoms connect a drainpipe 89, look the clear or turbid degree of water quality in this drainpipe 89, can deliver to suitable sewage-treatment plant, do further water treatment, or directly deliver to the sprayer utilization, there is a base 601 bottom of sewage collecting slot part 203 in order to the fixing gas sampling shell 200 of supporting, gas transmission long tube 2 has constituted phase I waste gas with sewage collecting tank 203 and has reclaimed and filtration fraction, base 603 is in order to supporting flue gas cooling washer 210, and flue gas cooling washer 210 has constituted second stage smoke filtration part with sewage water filtration groove 8.The motor 3 that 602 of bases are used in order to fixing vavuum pump.

Figure 18 is that phase I waste gas reclaims and the cross-sectional schematic of filtration fraction among Figure 17.Combustion tower exhaust outlet 1 only shows with the mode letter of blocking among this figure, the combustion tower height of using the present embodiment waste gas recovering device can reduce greatly, needn't must erect to the utmost point eminence as the traditional combustion tower, owing to sealed and collected by gas sampling shell 200 fully around the exhaust outlet, so the height of combustion tower just is not the problem that need take in, the blower 11 of one plural number is communicated with the air compressor pipeline, the air that event is left by this blower, there is enough thrust that waste gas is raised up to the flue gas at gas sampling shell 200 tops places and gathers tube 202, this gas sampling shell 200 angled sides become row to be provided with the sprayer installing mouthfuls 201 of a plural number, make all sprayers 6 suitably to be positioned and are subjected to fixing.Because belonging to, sprayer 6 is fixed as known techniques, be not described further at this, gas transmission long tube 2 appendix 2 with this case basically is identical, is equipped with the netware 20 that a plural sprayer 6 and a plural number make water smoke flash, because the fixed race prior art of sprayer 6 and netware 20 also is not described further at this.The sewage collecting stomatodeum 206 that one one-tenth skewed sewage collecting dish 204 is arranged in sewage collecting tank 203 and be connected with sewage discharge arm 205, this collects stomatodeum 206 is microscler stomatodeum, and directly be and be shrunk to tubulose in the place of connection with sewage discharge arm 205, so that effluent stream is down to sewage discharge arm 205, this sewage collecting tank 203 can be made by concrete is made or other are suitable resistance to pressure height and the big material of intensity.

Figure 19 shows that the second stage flue gas cold filtration part cross-sectional schematic of combustion tower waste gas filtering among Figure 17.To show its internal structure; after flue gas is by vavuum pump 4 input flue gas cooling washers 210; cold air of sending into by cold air or chilled water import 2111 places or chilled water just in cold air or the defeated pipe 211 of chilled water around; and leave flue gas cooling washer 210 from cold air or chilled water outlet 2112; this cold air or chilled water are recycled in the flue gas cooling washer 210 then; order temperature is wherein reduced to extremely low; make unlikely the raising up of gas of frivolous particulate or tool toxicity; and further clean by sprayer 6; in this washer 210, be provided with netware 20; to make water smoke flash; reach with flue gas and fully mix; flue gas cooling washer 210 bottoms connect a connecting pipe 213 again; to be connected with sewage water filtration groove 8; make the water liquid that flows down in this washer 210 enter this lautertuns 8 again, utilize screen pack 206 to filter again, the water liquid that leaves sewage water filtration groove 8 can be delivered to appropriate location at the drainpipe 89 at contiguous place, these lautertuns 8 bottoms and be used.

Embodiment system shown in Figure 17～19 reclaims and filters institute's application apparatus at single combustion tower waste gas, this kind reclaims waste gas and reaches the structure of filtering exhaust again and again, has splendid filter effect, situation for many combustion towers, its recovery and filter and combustion tower recovery and filter and indifference, as long as a plural combustion tower exhaust outlet is arranged side by side, and just can reach as shown in figure 20 same effect with the combined gas sampling housing 200 that is equipped with of most gas transmission long tubes 2 and vavuum pump 4 combinations and most flue gas cooling washers 210 and sewage water filtration groove 8.Cutaway view shown in Figure 20 is for having three combustion tower exhaust outlets 101,102 and 103 and arranged side by side together the arrangement forms of blower group on every side 111,112 and 113 in housing 200, the embodiment that these three exhaust outlets 101,102 and 103 are also sealed by in a big way a gas sampling shell 200, in fact, many combustion towers exhaust gas recovery and filter be single combustion tower exhaust gas recovery and filter amplification with the stack just can constitute corresponding recovery and filter efficacy.

Figure 21 is the cross-sectional schematic of an embodiment of the filtrating smoke dust device that is applied to filter foul atmosphere in this filtration system; Wherein remove in this appendix 2 and be provided with sprayer 6, outside the netware 20, be provided with dust exhaust apparatus 41 again, brush part formula dash device 51, and appendix 2 is lacked and the intrinsic square 1 of its front end spiral shell, by the running of dust exhaust apparatus foul atmosphere is introduced, so that the dirty useless air of cleaning and filtering, air by a plural netware 20 still contains many moisture content, through brush part formula dash device 5, make moisture content can not be mixed in and leave appendix 2 in the air, extraction fan 4 that the outlet side is set and CD-ROM drive motor 3 again, in the appendix 2 of present embodiment, then look the size of the 41 pairs of foul atmospheres of getter device suction capacity, and make its running or do not turn round; When just the suction capactity of dust exhaust apparatus 41 dirty concentration extremely strong or foul atmosphere is not high, the sewage that the dust exhaust apparatus 41 that then only turns round can flow to appendix 2 bottoms is discharged and can be transported through the draining mouth of pipe 26 and passes in the portable sewage-treatment plant (referring to Figure 42 and Figure 43), is filtered and reclaims.It is portable that this appendix 2 and portable sewage-treatment plant all can be made into, but not be fixed in a place, in Figure 19 movably element provide because it be a prior art, so no longer elaboration.

Figure 22, Figure 23 and Figure 24 are respectively in order to expression dust exhaust apparatus 20 times fixed situations of netware with diffusion water smoke, dust exhaust apparatus 41 is essentially the device of the suction and pumping motor combination of tool cuboid framework, wherein comprise a plural fan motor combination 411, fan motor combination 411 shown in Figure 23 is four groups, each fan motor combination 411 all has suitable retaining piece 412 fixing, Figure 22 and retaining piece shown in Figure 23 412 only are illustrative nature, and it is a prior art, no longer set forth.Four right angle ends of dust exhaust apparatus 41 are separately fixed near the leading section of four isometric rod fixtures 7, then be fixed with a plural netware 20 near each rod fixture 7 rearward end, each netware periphery is connected with retainer ring 201, and the outside of this retainer ring 201 just can be fixed on each rod fixture 7, the schematic diagram of only representing two netware 20 on Figure 21 and Figure 22, when in fact using, can increase or reduce according to need, it is not fixed number, being shorter in length than in the appendix 2 of four rod fixtures 7 by the section start of front port to the taper converging transition, be that each rod fixture 7 is the position that is located in behind the front port of appendix 2 to the section start of taper converging transition, respectively the inwall of the outer surface of this rod fixture 7 and appendix 2 forms the fit contact condition, referring to Figure 23 and Figure 24.Therefore, when desire was safeguarded keeping dust exhaust apparatus 41 and netware 20, respectively this rod fixture 7 was pulled out with the housing with appendix 2 and is separated, for firm rod fixture 7 in appendix 2, that can establish a plural number commonly uses retaining piece in the appropriate location, so that reach the firm effect of rod fixture 7.

Figure 25 and Figure 26 are for partly to be illustrated at the dash device, the dash device is by a fixing ring flat-plate 51, dash brush combination 53 is formed, fixedly ring flat-plate 51 external diameters are equal to the external diameter of appendix 2, so that can be positioned on the appendix 2, fixedly be fixed with a plural number on the ring flat-plate 51 vertically and the brush of dash at interval combination 53 in this, length of the vertical brush of in the dash brush combination 53 each part slightly equals to be fixed on that the fixing position of ring flat-plate 51 reaches that fixing ring flat-plate 51 external diameters constitute and the chord length that forms according to it, fixedly ring flat-plate 51 end face appropriate locations are provided with handle 52, take off so that the dash device is positioned on the appendix 2 or from appendix 2.

The schematic side view that is placed on the appendix 2 on the appendix 2 for dash device 51 among Figure 25 shown in Figure 27.Placement location with expression dash device has an arc notch 25 before the section start of appendix 2 taper converging transitions, be placed in one in order to make the dash device, and the two side ends 54 of dash device is positioned bottom shell body 251 places of breach 25.By the situation that also can find out dash device location among Figure 26.Shown in Figure 28 for increasing row dash brush combination 531 according to need after the dash brush combination 53 on the dash device, constitute the situation of two row dash brush combination, can be provided with even more than three row, its main purpose is for stopping moisture content, but the advancing of the setting anti-coagulating action pure qi (oxygen) that can not make up because of multiple row dash brush.

Shown in Figure 29 for the B of square 1 that is located at the appendix front end to schematic diagram, in order to make the appendix 2 and the external world separate, safety when turning round to reach, the periphery of this square 1 is fixing ring flat-plate 11, and place, contiguous outside in fixing ring flat-plate 11, be provided with the little screw 12 of isogonism of a plural number, so as fixing with the edge of appendix 2 front ports with bolt 27, the solid state of spiral shell as shown in figure 21.

Figure 30 is that each sprayer 6 is installed on the situation on the appendix 2, can be according to the equi-angularly distance interval setting in the sprayer quantity that same appendix 2 sections are installed.

Figure 31 to Figure 33 is the structural map of the expression flue dust collecting device first embodiment outside.When containing the situation of volume graininess flue dust in the waste gas, will be earlier with behind the thick particulate collecting, make the flue gas that leaves gatherer enter the filtrating smoke dust device again to alleviate filtrating smoke dust device fortune filter load, please consult Figure 31～33 simultaneously, flue dust collecting device part is mainly by a flue dust collecting tube 3, two water droplet feeders 33, one infiltration net 32, one flue dust suction tube 4, one flue dust suction pump 41, one shaft gearing device 7, and one member such as rotating shaft support group 62 form, the tube abdomen front side of flue dust collecting tube 3 respectively is provided with a manhole 31 near the place, two ends, so that in order to inspect surge drum 3 inner or execution maintenance works, infiltration net 32 is the first half tube abdomen that overlays on surge drum 3, distribute surge drum tube abdomen heat in order to cooling and promotion, two water droplet feeders 33 are to scatter in microscler top and the groove of banishing mouthful is arranged at the bottom, be individually fixed in surge drum 3 Lower Half tube abdomen both sides appropriate locations and form symmetry deployment, its fixed form system uses general known solid welding or spiral shell is solid or other suitable methods, surge drum 3 left sides are the cold air delivery port 35 of a plural number, on this cold air delivery port 35 opening tab is arranged respectively, in order to adjust the openings of sizes of this cold air delivery port 35, and, the opening direction of these cold air delivery ports 35 all can be not identical, make the cold air that flows into surge drum 3 have the effect of disturbance flue dust and cooling flue dust, be configured to known technology, Therefore, omited because of what cooling pipelines was communicated with surge drum 3.Surge drum 3 right-hand members are blind end, only have to make its inner rotating shaft 34 stretch out, to be connected with shaft gearing device 7, this shaft gearing device 7 is one to be subjected to the composite construction of fast gear-box and drive motor, or other suitable machine driving structures, also be prior art, no longer set forth.Be that the support seat 61 of fixing this device, the left end of rotating shaft 34 then are a bearing block 621 below shaft gearing device 7, and this bearing block 621 is fixed on the rotating shaft support 62, flue dust suction tube 4 is connected airtight in the below of flue dust collecting tube 3, and this flue dust suction tube 4 is fixed on the surge drum 3 by the fixture of the retainer ring 42 of a plural number or identical function.This flue dust suction tube 4 latter ends installing flue dust suction pump 41, at flue dust suction pump 41 end openings sockets one filter bag 81, when flue dust enters this filter bag 81, by ventilative property of the tool of filter bag 81 and scalability, make the particle flue dust be stranded in the bag, because flue dust suction pump 41 also is a prior art, so no longer narration.One of one flue gas connecting leg 10 end is connected to side neck abdomen middle part behind surge drum 3 right-hand members, the other end is communicated with the filtrating smoke dust device, make the flue gas that leaves surge drum 3 by this flue gas connecting leg 10 enter in the filtrating smoke dust device, referring to Figure 33 to Figure 34, the sewage that is flowed out by the filtrating smoke dust device is via flowing to sewage holding tank 80 under the filtrating smoke dust device discharge outlet, the place is provided with a plural service manifolds 803 in bottom, sewage holding tank 80 front sides, the end of these service manifolds 803 connects a water transverse tube 802 again, and this transverse tube 802 that drips has the weeper of a plural number, make from service manifolds 803 water liquid and can up drip on the infiltration net 32 that is covered to the surge drum 3, use cooling and distribute the heat on surge drum 3 surfaces, the water that flows down via infiltration net 32 then is sent to sewage-treatment plant via two water water droplet feeders 33.Because infiltration net 32 has been detained a part of flue dust, so it is lighter to flow to the concentration of wastewater of water droplet feeder 33, thus can directly deliver to convenient type filter bag sewage-treatment plant, referring to Figure 42 to Figure 43.If the concentration of wastewater that flow to water droplet feeder 33 is still high, can consider that with winding type filter bag sewage-treatment plant as the sewage disposal apparatus for work, each service manifolds 803 can be fixing by a fixed mount 63, because of each fixed mount 63 is a prior art also, so repeat no more.A sewage overflow pipe 801 is set up in upper end, sewage holding tank 80 left sides, and when the water hydrorrhea in the sewage holding tank 80 flowed, this sewage overflow pipe 801 can be delivered to suitable sewage-treatment plant with the sewage that overflows.In sewage holding tank 80 bottoms one holder 64 is also arranged, see Figure 33, to stablize this sewage holding tank 80.

Shown in Figure 34 is the cutaway view of flue dust collecting tube 3 and part flue dust suction tube 4.With all members of observing these surge drum 3 inside and flue dust suction tube 4 the situation that is connected with surge drum 3, at first be installed with the flue dust lamina affixad group 36 of a plural number in the rotating shaft 34, on each lamina affixad 36 on this lamina affixad group 36 respectively, two upright slotted holes 362 are arranged all so that two relative draw runners 361 can attach and clip in upright slotted hole 362.And can do moving back and forth radially along this two upright slotted hole 362, make the flue dust on the lamina affixad to be struck off by this two draw runner 361, in rotating shaft 34, be fixed with the axle collar 371 of a plural number again, two radial bars 37 at a distance of 180 degree are arranged on each axle collar 371, be set at the contiguous place in each flue dust lamina affixad group 36 right side or left side after the plural axle collar 371 and 37 combinations of two radial bars.Each radial bars 37 end all is installed with a compression spring 372, the other end that respectively compresses spring 372 then is fixed on the inner side edge of two horizontal long scraping articles 38 respectively, the length of each radial bars 37 is less than surge drum 3 internal diameters, because the elastic force that each axle collar 371 has a thickness and respectively compresses spring 372 itself, make the outer side edges of two long scraping articles 38 to contact with the internal face of surge drum 3, even the length of these two long scraping articles 38 all is set as the rough inwall axial length that is equal to surge drum 3, therefore, flue dust attached to surge drum 3 inwalls, can be struck off by two long scraping articles 38 because of the rotation of rotating shaft, so the flue dust of draw runner 361 ground flue dust lamina affixads 36 strikes off and the flue dust of 38 pairs of surge drum 3 inwalls of long scraping article strikes off all and reaches effectively.Be provided with a plural dust fall outlet 39 in compartment of terrain, place, surge drum 3 bottoms.Flue dust suction tube 4 also is provided with a plural dust fall suction inlet 43 with respect to each dust fall exit, so that dust fall can be pumped down in the filter bag 81 via each dust fall outlet 39 and each dust fall suction inlet 43 during suction pump 41 running.About the binding situation of two draw runners 361 and dust fall outlet 39 the situation that is communicated with, will in Figure 35 and Figure 36, be described in detail with dust fall suction inlet 43.

Figure 35 is the A-A cutaway view of Figure 34.Can know by this figure to be fixed in the rotating shaft 34 that two draw runners 361 on each flue dust lamina affixad 36 are to fix or radially reciprocatingly slide on straight runner 362 with the movable clamping of tool identical function fixture and along 361 with steady pin with finding out each flue dust lamina affixad 36 angular distance such as grade.Since on each flue dust lamina affixad 36 two draw runners 361 for veneer respectively to two outer surfaces of each lamina affixad 36, so can strike off operation as flue dust to this flue dust lamina affixad 36.Figure 36 is the B-B cutaway view of Figure 34.Can know by this figure and to find out that the axle collar 371 is placed in the rotating shaft 34 that the solid mode of its cover can be key and consolidates mode with keyway mode or fixed screw spiral shell, or the mode of other tool fixed functions, because of its prior art, so not shown in the drawings.37 of two radial bars become the angular distance of 180 degree to arrange, two long scraping articles 38 then float top contact with the inwall maintenance of surge drum 3, between dust fall outlet 39 and dust fall suction inlet 43 is to be communicated with in socket driving fit mode so that suction pump 41 can be effectively with dust fall and in the filter bag 81 that arrives through suction tube 4.

Figure 37 is the internal structural map of filter bag 81 among Figure 31.Show among this figure that filter bag 81 can be divided into outer 811, middle level 812 and internal layer 813, they are connected each layer admittedly together by connecting band 814 and reinforcing band 815, the material of filter bag 81 is that the cellulosic of ventilative property of tool and scalability constitutes, even the mesh 8131 of interior layer segment is bigger, the mesh 8121 of middle layer segment is less, mesh 8111 minimums of outer layer segment, make and be stranded in inner layer bag 813 than the coarse granule flue dust, inferior coarse granule flue dust is stranded in middle level bag 812, the thinnest smoke stratification is stranded in outer bag 811, makes it can effectively filter the waste gas of the mixing flue dust that is sucked.

Comprehensive Figure 31～37 described contents, flue dust is introduced into flue dust collecting tube 3 by blast pipe 1, rotating shaft 34 this moment is also rotated, the cold air of being come in by surge drum 3 left ends is the flue dust of disturbance surge drum 3 inside on the one hand, cool off the hot gas of surge drum 3 inside on the one hand, flue dust reduces because of surge drum 3 temperature, and slow down the activity of flying upward, and attached on surge drum 3 inwalls with flue gas lamina affixad 36 on, draw runner 361 and long scraping article 38 just scrape the flue dust on flue dust lamina affixad 36 and surge drum 3 inwalls respectively, and enter suction tube 4 by surge drum 3 bottoms, be inhaled into filter bag 81 at last, the flue gas that leaves surge drum 3 then enters in the filtrating smoke dust device 2 via flue gas connecting leg 10 accepts filtration, the sewage that is come out by smoke stratification filter bottom discharge mouth is then via sewage holding tank 80,802 upper surfaces to surge drum 3 of service manifolds 803 and weep pipe to distribute surge drum 3 lip-deep heats, make that collecting the flue dust effect more can improve.

Figure 38 is a kind of filter bag or sewage-treatment plant 8, does a filtration in order to the water that the filtrating smoke dust device is flowed down.There are several to connect the sewage connecting leg 251 of the sewage effuser 25 of filtrating smoke dust device 2 bottoms in this filtrating equipment of the filter bag, each sewage connecting leg 251 is connected with a horizontal connecting leg 252 again, this horizontal connecting leg 252 is communicated with the L shaped short manifold 253 of a plural number again, each short manifold end is then fixed a microscler filter bag 81 respectively, the direct below of all filter bags 81 then is a microscler big water leg 83, be connected with several down-pipes 84 for 83 times in this water leg, the water liquid that flows out via filter bag can be sent to water liquid processing device 101, referring to Figure 39.In water leg 83, be equipped with the long-pending support netware 82 that is slightly less than its bottom area of one side, in order to support each filter bag bottom, avoid the unsettled instability of filter bag of plural number, filter bag 81 materials own can be utilized the cellulosic of tool retractility, filter course with several layers, filter bag as shown in figure 37 also extremely are fit to be applied to this.The sack of filter bag 81 can lanyard, or with other suitable fixed forms also can, when filter bag 81 is full of the flue dust that is filtered, after the close matter etc., can conveniently take off, and change a new dress that filters.Owing to be equipped with a sealing valve 254 on each short manifold 253,, it can be closed, in case sewage flows out so that when changing filter bag.

Figure 39 is the embodiment of a water liquid processing device, the water liquid in filtrating equipment of the filter bag 8 down-pipes 84 can be handled.Water liquid through filtrating equipment of the filter bag 8 should belong to than clean water liquid, more cleans for making this water liquid, so that can be recycled, this water liquid processing device 101 is just played an important role.This water liquid processing device 101 is basically by a tank diameter 1011, several stillpots 1012, and a Rinsing Area 1013 polyphones form, each cell body is the rectangle section, and the volume of each groove can be decided according to actual needs.Tank diameter 1011 is mainly accepted the water liquid of down-pipe 84, and has an agitator 11 commonly used to be arranged in this groove, so that make water liquid fully be mixed, can not precipitate.1012 of the stillpots that tank diameter 1011 is adjacent, and 1012 of two adjacent stillpots, and the appropriate location of 1013 of last stillpot 1012 and its Rinsing Areas is equipped with opening 1014, make the water liquid of tank diameter 1011 all stillpots 1012 of flowing through successively, when last water liquid reaches to Rinsing Area 1013 places, belonged to the more water of cleaning.All place a dirt lamina affixad 14 in each stillpot bottom, these lamina affixad 14 areas can cover the whole bottom area of each stillpot.Be provided with one or several drinking-water pipes 12 in the rinse bath 1013, the water in the Rinsing Area 1013 can be detached and be recycled to again in the powerful sprayer group 6, so that recycling.If water smoke through-stone buck, suds or other suitable cleaning agents that powerful sprayer group is sprayed, the water by drinking-water pipe 12 detaches must mix earlier with pulverized limestone, soap or other suitable cleaning agents, again by powerful sprayer group ejection.Clear water subsidy pipe 9 is loaded in the Rinsing Area 1013 with the ball-cock assembly 90 of being located at subsidy pipe 9 ends, mends the water yield in the Rinsing Area with you, for the suction of drinking-water pipe 12.Near the avris of the top of Rinsing Area 1013, establish an overflow pipe 13, so that overflow water excessive in the Rinsing Area 1013.

Figure 40 and shown in Figure 41 be another embodiment of water liquid processing device 101.The cell body of this water liquid processing device 101 is a cylindrical shape, to replace elongate slots.In tank diameter 1011, be provided with a supporting plate 110 with fixing agitator 11.Identical with the water liquid processing device of Figure 39, because the water liquid that filtrating equipment of the filter bag flows out enters tank diameter 1011 through effuser 84, flow into several stillpots 1012 through opening 1014 again, enter Rinsing Area 1013 at last, by drinking-water pipe 12 water is detached and recycling again.The microscler treating apparatus of all members and Figure 39 is identical in the entire process device 101, very is fit to take up an area of the space condition of limited.Figure 41 is that the A of Figure 40 is to partial sectional view.

In addition, Figure 42 and shown in Figure 43 be the structural map of convenient type filter bag sewage-treatment plant embodiment.This convenient type filter bag sewage-treatment plant is mainly by a casing 80, one filter bag 81, one water collection sheet 82, one porous barrier 83, two high-pressure fog machines 84 and 85, one central baffle 86, one filters interlayer 87, and one floater controlled valve 90 constitute, the drainpipe 25 of the appendix bottom of original bill is connected to casing 80 tops one side, and the end of drainpipe 25 stretches in the casing 80, make the sack of filter bag 81 can be fixed on the end of drainpipe 25, the sack of filter bag 81 system is fixed on the end of drainpipe 25 among the figure with rope band 811, but also available other suitable known fixed forms, the material of filter bag 81 is water penetration and tool retractility material, therefore can make water liquid leave filter bag 81 by stopping dirty dirt, there is an inlet 821 to align filter bag 81 belows on the water collection sheet 82, so the water liquid that is flowed down by filter bag 81 just flow to the lower left side of casing 80 through this inlet 821, the water liquid of casing 80 lower left side then passes is located near the porous barrier 83 in casing 80 lower central places, and through the filtration interlayer 87 between porous barrier 83 and central baffle 86, because central baffle 86 Lower Halves are porous board 861, therefore the water liquid in casing 80 lower left side reaches to right side, casing 80 bottom through once filtering again again, the first high-pressure fog machine 84 and the second high-pressure fog machine 85 are arranged at casing 80 upper right respectively, the first high-pressure fog machine, 84 positions be higher than the second high-pressure fog machine 85 on, and both are supported by seat board 843 and 853 respectively and are fixing, utilize the suction hose 841 of the first high-pressure fog machine 84 and the suction hose 851 and the outlet pipe 852 of the outlet pipe 842 and the second high-pressure fog machine 85, water liquid after filtering is delivered in the sprayer group of filtrating smoke dust device, cleaned and filtering smoke work to carry out.The feed pipe 9 that is provided with in casing 80 lower right side is connected with the water source, and at feed pipe 9 terminal installing one floater controlled valves 90, when right side, casing 80 bottom water level reduces, floater controlled valve 90 just makes the feed pipe end open, add entry liquid to right side, casing 80 bottom, have enough water liquid to aspirate to supply with first and second spraying machine 84 and 85, there is a chamber door 801 casing 80 front sides, referring to Figure 43.This chamber door 801 is provided with handle 802, and this chamber door 801 can be fixed on the casing 80 by hinge 803, facilitate the use the unlatching of chamber door 801, and carry out the maintenance of this convenient type sewage-treatment plant internals, above-described convenient type filter bag sewage-treatment plant, have sewage water filtration and water liquid processing capacity concurrently, extremely be fit to the lighter sewage disposal of dirty degree.

The filtrating smoke dust device of to sum up stating 2, filtrating equipment of the filter bag 8, and water liquid processing device 101, filtering system for muddy gas of the present invention as can be known, at first the harmful components in dirty gas or the gases at high pressure are removed with filtrating smoke dust device 2, the sewage that the filtrating smoke dust device flows down then enters filtrating equipment of the filter bag 8, by filter bag foul is filtered; The water liquid that flows out from filter bag 8 is then through water liquid processing device 101, gradually with the precipitation of the fine impurity in the water liquid, makes water after handling, recycle and reuse again.Moreover the dirty gas high to dust concentration can be sent in the filtrating smoke dust device 8 earlier after granular flue dust gathering-device 3 is collected again.To alleviate the burden of filtrating smoke dust device.The sewage light to dirty degree can directly make it enter simple type filter bag sewage-treatment plant 8 or is recycled, so that shorten the filter of this filtration system.

Claims (29)

1, filtering system for muddy gas, the filtrating smoke dust device is arranged, it is characterized in that: it is by winding type filtrating smoke dust device 2, filtrating equipment of the filter bag 8, water liquid processing device 101,3 groups of structures of flue dust collecting device form, the filtrating smoke dust device itself is a circuitous or coiled coil formula pipeline 2, in pipeline 2, be provided with some powerful sprayer groups 6, the sewage that flows down after the filtrating smoke dust device filters flows out into filtrating equipment of the filter bag 81 filtrations through the dirty pipeline 25 of sewage of himself bottom setting, flowing into each powerful sprayer group 6 of backflowing again to the filtrating smoke dust device after the purified treatment in the water treatment facilities 101 with a plurality of polyphone stillpots 1014 then recycles, fresh smoke after filtrating smoke dust device 2 filters is discharged through the flue gas passing away 21 on himself top, dirty gas is after the flue gas leading 1 by filtrating smoke dust device 2 bottoms directly enters into circuitous or coiled coil formula pipeline 2 directly filters or be introduced into flue dust collecting device 3, enter into again that filtrating smoke dust device 2 filters, in filtrating smoke dust device 2, be provided with powerful pressure fan 4.

2, according to the described filtering system for muddy gas of claim 1, it is characterized in that: the main body of winding type filtrating smoke dust device 2 is the circuitous pipeline 2 of a S shape, powerful sprayer group 6 is separately positioned on the top of the upright pipeline section and the horizontal pipeline section of the circuitous pipeline 2 of S shape, topmost at the circuitous pipeline 2 of S shape has a smoke outlet 21, the bottom of the circuitous pipeline 2 of S shape has a waste gas to enter pipe 1, powerful pressure fan 4 is arranged on waste gas and enters pipe 1 one sides, at the bottom opposite side of the circuitous pipeline 2 of S shape an effluent outfall 25 is arranged.

3, according to the described filtering system for muddy gas of claim 2, it is characterized in that: the waste gas of the bottom of the circuitous pipeline 2 of S shape enters pipe 1 and is fixed on short sections 24 bottoms that are connected with the circuitous pipeline 2 of S shape, the cooling space 244 that short sections 24 has the cooling water of a ring arc to feed, outer drawing is connected with cooling water inlet pipe 241 and the cooling water outlet tube 245 that connects with cooling space 244 on the short sections 24, and the circuitous pipeline 2 of S shape connects structure by several horizontal long tube sections with the joint 23 that is connected with horizontal long tube section two and forms.

4, according to the described filtering system for muddy gas of claim 3, it is characterized in that: cooling water inlet pipe 241 has a circular arc pipe portion, with two lower ends of circular arc pipe portion respectively horizontal-extending one horizontal tube section 242 is arranged, offer the little delivery port 243 of plural number on the horizontal tube section 242.

5, according to the described filtering system for muddy gas of claim 2, it is characterized in that: the powerful sprayer group 602 of vertical type is arranged on each joint 23 inboard, each joint 23 matches with each horizontal pipeline section of plural number respectively and is connected, each horizontal pipeline section section is tubular or rectangular tube or rectangle pipe, powerful sprayer group 603 all is arranged on each horizontal pipeline section top, be provided with powerful sprayer group 601 in powerful pressure fan 4 sides, each joint 23 is long box-shaped, and its outside has the open-minded hole of putting powerful sprayer group 602.

6, according to claim 2 or 5 described filtering system for muddy gas, it is characterized in that: each powerful sprayer group 602 and 603 interlocks to put with the open-minded hole of the reservation at each joint 23 and the pipeline section top of respectively growing crosswise respectively and is connected, cooperate pad to be placed with anti-drain gasket at the junction periphery, the water spraying direction of the powerful sprayer group of installing on the horizontal pipeline section of Lower Half of circuitous pipeline 2 603 is identical with exhaust gas flow direction, the water spraying direction of the powerful sprayer group of installing on the horizontal pipeline section of the first half of circuitous pipeline 2 603 is opposite with exhaust gas flow direction, and drainage brush part 22 is arranged in smoke outlet 21.

7, according to the described filtering system for muddy gas of claim 6, it is characterized in that: the evagination disc flange of the joint 23 of each long box-shaped is connected with each horizontal pipeline section 2, each powerful sprayer group 602,603 is the template holder structure of the powerful sprayer group of the many groups of having of long slab shape or disc or arc plate shape, the bolt hole that each sprayer group 602,603 periphery is provided with flange 231 and is connected with the horizontal pipeline section 2 of joint 23 and each, the shape of each long slab shape or disc sprayer group 602,603 should match with the joint of being installed 23 and each horizontal pipeline section outer shape.

8, according to the described filtering system for muddy gas of claim 6, it is characterized in that: each powerful sprayer group 602,603 is for being installed on the pipe fitting 60 and having the single tube shape structure of different injection directions.

9, according to the described filtering system for muddy gas of claim 1, it is characterized in that: coiled coil formula pipeline 2 is cylindrical shape or cone barrel, one spiral guide plate 3 is arranged in the tube chamber, spiral guide plate 3 central parts be provided with water liquid dirty in the pipe 31, pipe 31 offers and the dirty middle pipe 31 plural dirty holes 32 that connect of water liquid with the spiral guide plate contact site in water liquid is dirty, dispose powerful sprayer group 6 at tube cavity wall place, be provided with the bilge discharge pipe 25 and the waste gas that connect with filter in bottom, tube chamber and enter pipe 1.

10, according to the described filtering system for muddy gas of claim 9, it is characterized in that: the tube top of chamber of columnar coiled coil pipeline 2 has a L shaped smoke exhaust pipe 21, L shaped smoke exhaust pipe end is provided with dust cap 211, be provided with a suction pump 5 at middle part, tube chamber, pipe 31 bottoms were communicated with tube connector 51 during water liquid was dirty, the water liquid pump of suction pump 5 send direction identical with exhaust gas flow direction, is provided with manhole 22 in bottom, tube chamber, enters pipe 1 one sides at waste gas and is provided with powerful sprayer 61 and powerful pressure fan 4.

11, according to the described filtering system for muddy gas of claim 9, it is characterized in that: the big down shape of cross section of little cone barrel coiled coil pipeline 2 is circle or ellipse, the tube top of chamber is a high, normal, basic inclined roof panels 21 of a week, top board 21 central authorities have a runner pipe 211 that extends downwards, runner pipe 211 is aimed at the aperture of dirty middle pipe 31, be provided with a suction pump 5 at middle part, tube chamber, pipe 31 bottoms were communicated with tube connector 51 during water liquid was dirty, the water liquid pump of suction pump 5 send direction identical with exhaust gas flow direction, be provided with manhole 22 in bottom, tube chamber, on the base plate 24 of bottom, tube chamber, there is complex root waste gas to enter pipe 1, enters pipe 1 one sides at waste gas and be provided with powerful sprayer 61 and powerful pressure fan 4.

12, according to the described filtering system for muddy gas of claim 2, it is characterized in that: winding type pipeline 2 is the zigzag pipeline, there is a high pressure exhaust gas to enter pipe 1 on zigzag pipeline bottom tube inner bottom plating 24 tops, chamber and waste gas enters pipe 11, at zigzag pipeline tube top of chamber one pure and fresh gas outlet pipe 21 is arranged, on zigzag pipeline tube cavity wall, powerful sprayer group 601 is installed, 602 and 603, contiguous base plate 24 1 side inwalls tilt and are provided with a baffle plate 23 bottom the tube chamber, between baffle plate 23 upper ends and tube cavity wall a brute spring 22 is arranged, base plate 24 1 sides have a bilge discharge pipe 25.

13, according to the described filtering system for muddy gas of claim 12, it is characterized in that: base plate 24 is skewed, baffle plate 23 upper ends with the tube cavity wall fixing and tiltedly on extend in high pressure exhaust gas and enter pipe 1 mouth of pipe top, baffle plate 23 upper ends are free end, each powerful sprayer group 601,602 and 603 are installed in each inwall side of zigzag pipeline 2 separately, each powerful sprayer group 601,602 is identical with exhaust gas flow direction with 603 injection direction, wherein have one group of powerful sprayer group 603 to be arranged on the top, horizontal wall inwall place of zigzag pipeline 2, its injection direction is opposite with exhaust gas flow direction.

14, according to claim 12 or 13 described filtering system for muddy gas, it is characterized in that: when the high pressure exhaust gas in tube chamber, zigzag pipeline 2 bottom enter exhaust gas pressure that pipe 1 discharges reach toxic emission pressure 85% the time, pressure control switch first section powerful sprayer group 601 opened and the beginning water spray when the exhaust gas pressure of discharge reach toxic emission pressure 90% the time, second section powerful sprayer group 602 of pressure control switch opened and the beginning water spray, when the exhaust gas pressure of discharging reach toxic emission pressure 95% the time, pressure control switch is opened the 3rd section powerful sprayer group 603 and the beginning water spray, when toxic emission pressure reaches toxic emission pressure, all powerful sprayer groups 601,602 and 603 open simultaneously.

15, according to the described filtering system for muddy gas of claim 14, it is characterized in that: return gradually and reduce to 85% when following of blowdown presssure when high pressure exhaust gas enters toxic emission pressure that pipe 1 discharges, pressure control switch is closed all powerful sprayer groups and is stopped water spray.

16, according to the described filtering system for muddy gas of claim 1, it is characterized in that: filtrating smoke dust device 2 is a laterally straight tubular, whole straight tubular appendix is divided into 201,202 and 203 multi-segment structures, and each gas transmission section is equipped with gas flow modulation formula fan 52,53 and 54.

17, according to the described filtering system for muddy gas of claim 1, it is characterized in that: the filtrating smoke dust device be by once big narrow trapezoidal gas sampling shell 200 and be arranged at the gas transmission long tube 2 of gas sampling shell 200 1 sides and the middle and lower part of gas transmission long tube 2 and flue gas cooling washer 210 between vavuum pump 4 constitute, there is a cylindrical shape flue dust that connects with gas transmission long tube 2 and gas sampling shell 200 inner chambers gather tube 202 at trapezoidal gas sampling shell 200 tops, be provided with several sprayer installing mouths 201 at gas sampling shell two inclined sides, be equipped with sprayer 6 at each sprayer installing mouthful 201 place, one sewage collecting tank 203 is arranged at gas sampling shell 200 bottoms, gas transmission long tube 2 outsides are provided with the sprayer installing mouth 28 that sprayer 6 is housed in several, the discharge pipe 42 of vavuum pump 4 is communicated with gas cooler 210 bottoms, the suction line 41 of vavuum pump 4 is communicated with gas transmission long tube 2 bottoms, gas transmission long tube 2 ends draw the sewage discharge that is connected with sewage discharge arm 205 perforations that are connected with sewage collecting tank 203 and are responsible for 261, vavuum pump 4 is turned by motor 3, draw on the sewage collecting dish 204 of gas sampling shell 200 diapires and be connected with the exhaust outlet 1 that communicates with the combustion tower top, around exhaust outlet 1, be provided with several blowers 11, flue gas cooling washer 210 is straight formula cylindrical shape, pure qi (oxygen) discharge pipe 212 is arranged at its top, its underpart inner wall surrounding has cooling water pipe 211, flue gas cooling washer 210 bottoms are communicated with sewage water filtration groove 8, and sewage water filtration groove 8 one side bottoms draw outward and are connected with a drainpipe 89 that leads to sewage-treatment plant 101 or 6 couplings of powerful sprayer.

18, according to the described filtering system for muddy gas of claim 17, it is characterized in that: a base 601 is arranged at sewage collecting tank 203 bottoms of filtrating smoke dust device, one support plinth 603 is arranged at the bottom of cigarette cooling washer 210, one support plinth 602 is arranged at motor 3 bottoms, the sewage collecting dish 204 of gas sampling shell 200 bottoms is skewed, minimum point at sewage collecting dish 204 has a sewage collecting stomatodeum 206 that is communicated with effluent outfall arm 205, cooling medium is introduced by cooling tube import 2111 and is circulated in spiral cooling tube 211 and leaves flue gas cooling washer 210 after export 2112, in flue gas cooling washer 210, be provided with the netware 20 that prevents that water mist device from spattering, between flue gas cooling washer 210 bottoms and the lautertuns 8 a connecting pipe 213 is arranged, be provided with screen pack 206 in the lautertuns 8.

19, according to claim 1 or 17 described filtering system for muddy gas, it is characterized in that: the gas sampling housing 200 of filtrating smoke dust device 2 is strip, spacing parallel arranging is introduced the exhaust 101,102 and 103 that three combustion towers are arranged on its bottom sewage collecting dish 204, around each exhaust outlet, be provided with blower group 111,112 and 113, a plurality of gas transmission long tubes 2, vavuum pump 14 and flue gas cooling washer 210 and sewage water filtration groove 8 be set in gas sampling housing 200 1 sides.

20, according to the described filtering system for muddy gas of claim 1, it is characterized in that: filtrating smoke dust device 2 is an accumbency appendix, in appendix 2, be provided with sprayer 6 and drainage netware 20, be connected with square 1 at appendix 2 front ends, square 1 rear portion is equiped with dust exhaust apparatus 41, at drainage netware 20 rear portions brush dash device 53 is arranged, in appendix 2 outlet sides extraction fan 4 and CD-ROM drive motor 3 are housed, appendix 2 bottoms are provided with the bilge discharge pipe 26 that is communicated with light sewage-treatment plant, and dust exhaust apparatus 41 and drainage netware 20 wear connection by four stock shape fixtures 7.

21, according to the described filtering system for muddy gas of claim 20, it is characterized in that: dust exhaust apparatus 41 is rectangular frame, on the support 412 of rectangular frame, be fixed with several fan motor groups 411, four right angle ends of dust exhaust apparatus 41 are individually fixed in the leading portion of four stock shape fixtures 7, each stock shape fixture 7 back segment is fixed with multilayer netware 20, each netware 20 periphery has retainer ring 201, each retainer ring 201 outer ring is fixed on each stock shape fixture 7, each stock shape fixture 7 touches with appendix 2 inner wall sleeve splice graftings, dash brush part 53 is hung by fixing ring flat-plate 51 to be consolidated, fixedly ring flat-plate 51 outer arc portions are provided with handle 52, fixedly ring flat-plate 51 active card are placed in the arc notch 25 before the taper converging transition section start of appendix 2, and sprayer 6 groupings are arranged on appendix 2 internal perisporiums and according to the equi-angularly space setting.

22, according to the described filtering system for muddy gas of claim 1, it is characterized in that: the gatherer of flue dust collecting device 3 partly is a flue dust collecting tube, be provided with the feeder 33 that drips in flue dust collecting tube both sides, first abdomen of flue dust collecting tube is topped infiltration net 32, the axial side of flue dust collecting tube has the transmission device 7 of a rotating shaft 34, rotating shaft 34 is supported by shaft support frame 62 after passing the flue dust collecting tube, have cold air delivery port 35 on the left side of flue dust collecting tube, the surge drum right-hand member is a closed, the lower bottom part of flue dust collecting tube is tightly locked with flue dust suction tube 4, flue dust suction tube 4 ends are connected with flue dust suction pump 41, flue dust suction pump 41 ports of export are connected with one by constitute ventilative of plural layer filter cylinder and filter bag 81 with retractility, in the rotating shaft 34 of flue dust collecting tube inner chamber, be installed with some flue dust lamina affixad groups 36, on flue dust lamina affixad group, all offer slotted hole 362, active card is equipped with the draw runner 361 that attaches with flue dust lamina affixad 36 two sides in slotted hole 362, flue dust collecting tube right side tube abdomen draws at home and abroad and is connected with a flue gas connecting leg 10, flue gas connecting leg 10 epitaxial ends enter pipe 1 with the waste gas of filtrating smoke dust device 2 and are communicated with, flue dust collecting tube one side has a sewage holding tank 80 that is communicated with the bilge discharge pipe 25 of filtrating smoke dust device 2, be connected with several water supply arms 803 outside sewage holding tank 80 bottoms, water supply arm 803 ends are connected with a transverse tube 802 that drips that places flue dust collecting tube top again.

23, according to the described filtering system for muddy gas of claim 22, it is characterized in that: flue dust collecting tube one side has manhole 31, it is axial that flue dust suction tube 4 is fixed in the flue dust collecting tube bottom by several retainer rings 42, on the transverse tube 802 that drips that is provided with, have several weepers along flue dust collecting tube top axle, weeper drip the water drop to the surge drum on the topped infiltration net 32, after splashing in the water droplet feeder 33, the water that infiltration net 32 flows down is sent in sewage-treatment plant 101 or 8, each arm 803 that supplies water is set up in parallel and is handle shape and is communicated with the sewage holding tank 80 and the transverse tube 802 that drips, draw outside sewage holding tank 80 upper ends and be connected with sewage overflow pipe 801, sewage overflow pipe 801 is communicated with water treatment facilities, rotating shaft 34 1 ends and transmission device 7 companies of driving, its other end props up and is placed in the bearing block 621, bearing block 621 is fixed on the trapezoidal support 62, the openings of sizes of each cold air delivery port 35 can be regulated, the axially spaced-apart that is positioned at the rotating shaft 34 on the flue dust collecting tube tube abdomen segment length is installed with several lamina affixad groups 36, in the rotating shaft at axial lamina affixad group 36 intervals of rotating shaft 34, be fixed with the axle collar 371, the axle collar 371 radially be projected with at a distance of 180 the degree radial bars 37, the top of each radial bars 37 is fixed with compression spring 372, each other end that compresses spring 372 is connected with two laterally long scraping articles, 38 inboards respectively, laterally long scraping article 38 contacts along tube abdomen axial distribution and with tube abdomen internal perisporium, it is radial along rotating shaft 34 radial distribution that each flue dust lamina affixad group 36 is, radially have two pairs of upright shape slotted holes 362 at every lamina affixad of each lamina affixad group 36, active card is with the horizontal draw runner 361 wide with lamina affixad group 36 in upright shape slotted hole 362, each horizontal draw runner 361 contacts slip with lamina affixad group 36 two sides, spaced apartly vertically in flue dust collecting tube tube chamber bottom be provided with dust fall outlet 39, have dust fall suction inlet 43 on the flue dust suction tube 4 corresponding to the opposite position of each dust fall outlet 39.

24, according to the described filtering system for muddy gas of claim 22, it is characterized in that: filtrating equipment of the filter bag 81 be one have interior, in, the outer three layers filter cylinder with different meshes constitutes, between internal layer filter cylinder 813, middle level filter cylinder 812 and the outer filter cylinder 811 annular space is arranged all, it is one to have gas permeability and retractable cylindrical shell 81 that three metafiltration tubes connect solid supporting by connecting band 814 and reinforcing band 815, and its innermost layer filter cylinder hole order 8131 to the hole order of outermost layer filter cylinder hole order 8111 diminishes gradually.

25, according to claim 1 or 24 described filtering system for muddy gas, it is characterized in that: draw to have outside on the filtrating equipment of the filter bag 8 and draw logical several connecting legs 251 with the dirty pipeline 25 of filtrating smoke dust device 2 sewage, each sewage connecting leg 251 is communicated with a horizontal connecting leg 252, laterally connecting leg 251 is communicated with some vertical L shaped short arms 253, each L shaped short arm 253 lower end is all overlapped a long tubular filter bag 81 admittedly, support netware 82 tops that are placed in the microscler big water leg 83 are all sat in the bottom of each filter bag 81, each L shaped short arm 253 is provided with sealing valve 254, and connecting outer the spy under microscler big water leg 83 bottoms has several down-pipes 84 that are connected with water liquid processing device 101.

26, according to the described filtering system for muddy gas of claim 1, it is characterized in that: water liquid processing device 101 is the microscler cell bodies with several polyphone stillpots 1012, be serially connected with the tank diameter 1011 that agitator 11 is equipped with in an inside in first stillpot 1012 front portions, the rear portion of last stillpot 1012 is serially connected with drinking-water pipe 12 is housed in one, the Rinsing Area 1013 of overflow pipe 13 and ball-cock assembly 90, Rinsing Area 1013, the top of tank diameter 1011 and each stillpot 1012 therebetween all offers opening 1014, be placed with dirt lamina affixad 14 in each stillpot 1012 bottom, the built-in down-pipe 84 that is placed with filter bag device 8 of tank diameter 1011 top cell bodies has a clear water auxiliary tube 9 on Rinsing Area 1013 tops.

27, according to claim 1 or 26 described filtering system for muddy gas, it is characterized in that: water liquid processing device 101 is circular groove shape, each stillpot 1012, tank diameter 1011 and Rinsing Area 1013 are fan-shaped cell body, each cell body top is ganged up each other by opening 1014, do not communicate between tank diameter 1011 and the Rinsing Area 1013, tank diameter 1011 tops are placed with the down-pipe 84 of filtrating equipment of the filter bag 8.

28, according to the described filtering system for muddy gas of claim 1, it is characterized in that: the water liquid processing device is the casing 80 by a sealing, one places the two high-pressure fog machines 84 and 85 of interior filter bag 81 of casing top cell body and casing upper right to constitute, be provided with a porous barrier 83 at the middle part of casing 80 bottoms, it between porous barrier 83 and the porous plate 861 a filtration interlayer 87, in the lower right corner casing that porous plate 861 and seat board 853 are divided into, visit suction hose 841 and suction hose 851 be housed, porous barrier 83 left sides be one with put the cell body that cell body that filter bag 81 is arranged connects.

29, according to the described filtering system for muddy gas of claim 28, it is characterized in that: the casing of water liquid processing device 8 is separated into four chambers by dividing plate, be placed with the filter bag 81 that is connected with the sewage down-pipe 25 of filtrating smoke dust device 2 in the chamber of the upper left corner, have an inlet 821 that communicates with its lower chambers on the water collection sheet 82 of filter bag 81 bottoms, the chamber that the chamber of water collection sheet 82 bottoms and its lower right side are equipped with floater controlled valve 90 connects, a left side, be provided with between right two chambers and filter interlayer 87, be equipped with in the right chamber of filter bag 81 chambers and present two the high-pressure fog machines that are arranged with, two high-pressure fog machines 84 and 85 are supported fixing by seat board 843 and 853 respectively, outer drawing is connected with outlet pipe 842 and 852 on the two high-pressure fog machines 84 and 85, in the chamber of lower right, be provided with feed pipe 9, casing 80 front sides are hinged with chamber door 801, and chamber door 801 is provided with handle 802.

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